Two objects, one accelerating downwards onto another

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Discussion Overview

The discussion revolves around the dynamics of two objects, one of which is accelerating downward onto another. Participants explore the forces involved, particularly in relation to Newton's third law, and seek clarification on the implications of these forces in a reflexive situation.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant suggests that an object accelerating downward exerts less force on the object below compared to if it were stationary, citing Newton's third law regarding the reflexive nature of the forces involved.
  • Another participant notes that there is insufficient information to determine the forces at play, emphasizing that the stopping time of the descending object is a critical factor.
  • A repeated post reiterates the initial claim about the forces and seeks confirmation of its correctness based on prior research.

Areas of Agreement / Disagreement

Participants do not reach a consensus; there are competing views regarding the adequacy of the information provided and the interpretation of the forces involved.

Contextual Notes

The discussion lacks specific details about the conditions of the objects, such as their masses, the nature of the interaction, and the time frame of the acceleration, which may affect the analysis.

Illuminist14
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The object accelerating downward exerts less force on the part below than if it were being held in place, But this is a reflexive situation: the lower section exerts less retarding force on the descending object - Newton's 3rd law. If the retarding force were greater, the object would have less downward acceleration and, if the force were great enough for long enough time, there could be arrest.

I wanted to know if I had this right? I think it is correct from what I have tried to research.

Any input would be appreciated, thanks
 
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BUMP please...anyone?
 
There isn't enough information to answer your question. What the force would be depends upon how fast the dropped object takes to stop.
 
Illuminist14 said:
The object accelerating downward exerts less force on the part below than if it were being held in place, But this is a reflexive situation: the lower section exerts less retarding force on the descending object - Newton's 3rd law. If the retarding force were greater, the object would have less downward acceleration and, if the force were great enough for long enough time, there could be arrest.

I wanted to know if I had this right? I think it is correct from what I have tried to research.

Any input would be appreciated, thanks

Your previous thread about this was locked. Do not re-post a locked thread.

https://www.physicsforums.com/showthread.php?t=569058

.
 

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